In just under 2 weeks the members of the 2023 expedition, to Tresviso, will be leaving the UK by various means to travel across to Spain. All being well there will be blog updates from both the top camp and bottom ‘camp’. Overview & brief history: The Picos de Europa is a range of mountains…
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Sunday 28th May 2023 Cueva de la Marniosa – Forgott Aven 1 Return to Marniosa, this time to go straight to the end of Extra Caverns, Forgott Passage. Here there are 2 small avens to climb. Fast progress to chamber just before the passage and things slowed from here. When this part had first been…
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Currently sat at the bar (10.30am) at Manchester Airport, after a hectic morning trying to get over to catch a flight to Santander for our low key May Tresviso trip. Initially 6 people down to 3 by the night before. Cancelled train part way down the road, no other trains getting in to Manchester on…
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The expedition report now available to download.
There are some fantastic caving videos out there on the web, excellent resolution, interesting, great music, commentary and annotations… the following videos are not them.
Despite best efforts the 2021 expedition did take place with continued exploration in the Cueva del Nacimiento cave in the Urdon Gorge (Tresviso, Cantabria). Expeditions in the previous years have been slowly extending the cave up through the mountain range, with the intention of trying to connect the cave with the known deeper pot holes…
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A distinct lack of enthusiasm from people for writing up the expedition….. A post trip summary follows: The Tresviso expedition returned back to the UK last week and the following is a brief summary: Cueva del Nacimiento – Parting Friends In the entrance series of Nacimiento is an area called the Road to Wigan Pier…
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Cueva de la Marniosa In the early 1970’s a group of students from Lancaster University Speleological Society (LUSS) touring Northern Spain heard about some caves near Tresviso, Eastern Picos de Europa. In 1975, their first year visiting caves of Tresviso, they explored upstream, into the Sobra valley and found a crack in the side of…
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Extract from various sources on exploration of Silvestre Pot (Alistair Gott) Part 1 Sobra valley is part of the stream catchment for cueva del marniosa, very little was known about the stream sinks until 5 days ago. Cueva del marniosa is one of the two well known stream caves in the Tresviso region. Imo furlong,…
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An early start was arranged, which would normally mean an early night. 2am was the actual bedtime for most on the trip. The agreed start time of 9am was fairly well stuck to and saw us at the cave by 9.45am. Upon arrival at the track, AG decided to put his caving kit on and…
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